public class java20240314 {
    public static void main(String[] args) {
        /*int a = 10;
        int b = 20;
        String str = "hello";
        System.out.println(str.toUpperCase());
        System.out.println(a | b);*/

        int a = 10;
        int b = 20;
        System.out.println(a & b);




    }
}
